With competitions becoming increasingly fierce in our society, more and more parents enroll their children to all kinds of training classes to learn various kinds of subjects, skills and knowledge.Therefore, except for the schools, children have to spend more time on study, and their burden is so heavy that may bring negative influence on them.
随着社会竞争越来越激烈，越来越多的父母把孩子送到各种各样的培训班学习各个科目，技能和知识。因此，除了学校以外，孩子们必须花更多时间在学习上，他们的负担如此之重以至于给他们带来了负面影响。
